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13355123030 = 257691736687
BaseRepresentation
bin11000111000000011…
…10000000101010110
31021110202000112200022
430130001300011112
5204322402414110
610045114345142
7651644446514
oct143401600526
937422015608
1013355123030
115733689667
12270872b1b2
13134ab2c982
149099ab4b4
155326ed755
hex31c070156

13355123030 has 16 divisors (see below), whose sum is σ = 24070495680. Its totient is φ = 5335099392.

The previous prime is 13355123021. The next prime is 13355123063. The reversal of 13355123030 is 3032155331.

It is a super-2 number, since 2×133551230302 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 860654 + ... + 876033.

It is an arithmetic number, because the mean of its divisors is an integer number (1504405980).

Almost surely, 213355123030 is an apocalyptic number.

13355123030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13355123030 is a deficient number, since it is larger than the sum of its proper divisors (10715372650).

13355123030 is a wasteful number, since it uses less digits than its factorization.

13355123030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737463.

The product of its (nonzero) digits is 4050, while the sum is 26.

Adding to 13355123030 its reverse (3032155331), we get a palindrome (16387278361).

The spelling of 13355123030 in words is "thirteen billion, three hundred fifty-five million, one hundred twenty-three thousand, thirty".

Divisors: 1 2 5 10 769 1538 3845 7690 1736687 3473374 8683435 17366870 1335512303 2671024606 6677561515 13355123030